forked from OSchip/llvm-project
65 lines
1.3 KiB
C
65 lines
1.3 KiB
C
// RUN: clang %s -fsyntax-only -verify
|
|
|
|
// Packed structs.
|
|
struct s {
|
|
char a;
|
|
int b __attribute__((packed));
|
|
char c;
|
|
int d;
|
|
};
|
|
|
|
extern int a1[sizeof(struct s) == 12 ? 1 : -1];
|
|
extern int a2[__alignof(struct s) == 4 ? 1 : -1];
|
|
|
|
struct __attribute__((packed)) packed_s {
|
|
char a;
|
|
int b __attribute__((packed));
|
|
char c;
|
|
int d;
|
|
};
|
|
|
|
extern int b1[sizeof(struct packed_s) == 10 ? 1 : -1];
|
|
extern int b2[__alignof(struct packed_s) == 1 ? 1 : -1];
|
|
|
|
struct fas {
|
|
char a;
|
|
int b[];
|
|
};
|
|
|
|
extern int c1[sizeof(struct fas) == 4 ? 1 : -1];
|
|
extern int c2[__alignof(struct fas) == 4 ? 1 : -1];
|
|
|
|
struct __attribute__((packed)) packed_fas {
|
|
char a;
|
|
int b[];
|
|
};
|
|
|
|
extern int d1[sizeof(struct packed_fas) == 1 ? 1 : -1];
|
|
extern int d2[__alignof(struct packed_fas) == 1 ? 1 : -1];
|
|
|
|
// Alignment
|
|
|
|
struct __attribute__((aligned(8))) as1 {
|
|
char c;
|
|
};
|
|
|
|
extern int e1[sizeof(struct as1) == 8 ? 1 : -1];
|
|
extern int e2[__alignof(struct as1) == 8 ? 1 : -1];
|
|
|
|
struct as2 {
|
|
char c;
|
|
int __attribute__((aligned(8))) a;
|
|
};
|
|
|
|
extern int f1[sizeof(struct as2) == 16 ? 1 : -1];
|
|
extern int f2[__alignof(struct as2) == 8 ? 1 : -1];
|
|
|
|
struct __attribute__((packed)) as3 {
|
|
char c;
|
|
int a;
|
|
int __attribute__((aligned(8))) b;
|
|
};
|
|
|
|
extern int g1[sizeof(struct as3) == 16 ? 1 : -1];
|
|
extern int g2[__alignof(struct as3) == 8 ? 1 : -1];
|